Patient monitor



FIG. 1 is a front view of a patient monitor showing my new design;

FIG. 2 is a rear view thereof;

FIG. 3 is a left side view thereof;

FIG. 4 is right side view thereof;

FIG. 5 is a top view thereof;

FIG. 6 is a front perspective view thereof; and,

FIG. 7 is a rear perspective view thereof. 

The ornamental design for patient monitor, as shown and described. 